Flip flop hammer valve means



FIG. 1 is a perspective elevational view of a first embodiment of my new design;

FIG. 2 is a rear view of the embodiment of FIG. 1;

FIG. 3 is a front view of same;

FIG. 4 is a side view thereof, both sides being identical; and,

FIG. 5 is an overhead plan view, the bottom view being the same. 

The ornamental design for a flip flop hammer valve means, as shown and described. 